They guest starred on "Star Trek" by Egantx7

Question 8

Only one guest star in the history of Trek ever got to play their self, appearing in the cold opening of the TNG episode "Descent (part I)", where he is seen chiding Newton about "the apple story", and Einstein for being "wrong again", before beating those two and Data in poker with a hand of four sevens. Identify this best-selling author and scientist.

Stephen Hawking